⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-8502809, with some changes.
This name is a synonym of Calystegia pubescens Lindl..
The record derives from Tropicos which reports it as a synonym (record 8502809) with original publication details: J. Jap. Bot. 32(10): 315 315 1957.